National Survey on Drug Use and Health, 2010(ICPSR 32722)
United States Department of Health and Human Services. Substance Abuse and Mental Health Services Administration. Center for Behavioral Health Statistics and Quality

6.

National Survey on Drug Use and Health, 2011(ICPSR 34481)
United States Department of Health and Human Services. Substance Abuse and Mental Health Services Administration. Center for Behavioral Health Statistics and Quality

7.

National Survey on Drug Use and Health, 2012(ICPSR 34933)
United States Department of Health and Human Services. Substance Abuse and Mental Health Services Administration. Center for Behavioral Health Statistics and Quality

8.

National Survey on Drug Use and Health, 2013(ICPSR 35509)
United States Department of Health and Human Services. Substance Abuse and Mental Health Services Administration. Center for Behavioral Health Statistics and Quality